/// <summary>
/// Commits the current entity editing and exits the editing mode.
/// </summary>
/// <param name="dataItem">The entity being edited</param>
/// <returns>True if a commit operation was invoked.</returns>
public bool EndEdit(object dataItem)
{
IDataGridEditableCollectionView editableCollectionView = EditableCollectionView;
if (editableCollectionView != null)
{
// IEditableCollectionView.CommitEdit can potentially change currency. If it does,
// we don't want to attempt a second commit inside our CurrentChanging event handler.
_owner.NoCurrentCellChangeCount++;
CommittingEdit = true;
try
{
editableCollectionView.CommitEdit();
}
finally
{
_owner.NoCurrentCellChangeCount--;
CommittingEdit = false;
}
return(true);
}
if (dataItem is IEditableObject editableDataItem)
{
editableDataItem.EndEdit();
}
return(true);
}
/// <summary>
/// Puts the entity into editing mode if possible
/// </summary>
/// <param name="dataItem">The entity to edit</param>
/// <returns>True if editing was started</returns>
public bool BeginEdit(object dataItem)
{
if (dataItem == null)
{
return(false);
}
IDataGridEditableCollectionView editableCollectionView = EditableCollectionView;
if (editableCollectionView != null)
{
if (editableCollectionView.IsEditingItem && (dataItem == editableCollectionView.CurrentEditItem))
{
return(true);
}
else
{
editableCollectionView.EditItem(dataItem);
return(editableCollectionView.IsEditingItem);
}
}
if (dataItem is IEditableObject editableDataItem)
{
editableDataItem.BeginEdit();
return(true);
}
return(true);
}
/// <summary>
/// Cancels the current entity editing and exits the editing mode.
/// </summary>
/// <param name="dataItem">The entity being edited</param>
/// <returns>True if a cancellation operation was invoked.</returns>
public bool CancelEdit(object dataItem)
{
IDataGridEditableCollectionView editableCollectionView = EditableCollectionView;
if (editableCollectionView != null)
{
if (editableCollectionView.CanCancelEdit)
{
editableCollectionView.CancelEdit();
return(true);
}
return(false);
}
if (dataItem is IEditableObject editableDataItem)
{
editableDataItem.CancelEdit();
return(true);
}
return(true);
}
